Antenna

please Click here to get our dipole antenna 1, dB dB relative value is a characterization of the value of the ratio of pure, only that the relative size of the relationship between two quantities, no units, when considering the power compared to a

Posted at 11-10-26 by Sky views(19832)

what is dBi 、 dBd 、 dB 、 dBm 、 dBc? （ Definition, Explained ， difference ） We see the relevant technical information, it often encounters the concept of dBi 、 dBd 、 db 、 dBm 、 aBc , is the decibel, is a ten logarithm of the number concept. Note

Posted at 11-10-26 by Sky views(116185)

please Click here to get our dipole antenna 1, dBm dBm is a power of absolute value sign test is calculated as: 10lgP (power value / 1mw). [Example 1] If the transmission power P is 1mw, converted into dBm after 0dBm. [Example 2] for 40W of power,

Posted at 11-10-26 by Sky views(5815)

As the rapid development of mobile communications, there are many parts of the country at present the coexistence of multiple networks, namely A, B, G three networks co-exist, some of the region G network also includes GSM9000 and GSM1800. To take fu

Posted at 11-10-26 by Sky views(2802)

Antenna Basics (4 ) If the dipole antenna diameter thick, the antenna input impedance versus frequency to smaller, easier to maintain the match and feeder, then the antenna on a wide frequency range. On the contrary, is narrow. In practice, the a

Posted at 11-10-10 by Sky views(5233)

When we talk to a wireless local area networks, transmission power is very critical part of a study on the audio readers should have the concept, the greater the output power of the speaker (or speakers), you can pass the sound farther; the contrary,

Posted at 11-09-20 by Sky views(2104)

please Click here to get our dipole antenna Gain refers to: the input power equal conditions, the actual antenna radiating elements and the ideal of the premises the same point in space generated by the signal power density ratio. It quantitativel

Posted at 11-09-20 by Sky views(16231)

please Click here to get our dipole antenna

Posted at 08-08-11 by Admin views(871)

1 / 4 wave antenna making methods please Click here to get our dipole antenna

Posted at 11-11-23 by Sky views(1172)